﻿using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;

using BEGDC.Utility.Castle;
using BEGDC.Utility.ExceptionManagement;
using BEGDC.CC.BL.Common.Query;
using BEGDC.CC.BL.Workflow;
using BEGDC.CC.BL.UserManagement;
using BEGDC.CC.BL.Common;
using BEGDC.CC.Entity;
using BEGDC.CC.Web.UserControls;
using NetBpm.Util.Client;
using NetBpm.Workflow.Execution;
using NetBpm.Workflow.Execution.EComp;

namespace BEGDC.CC.Web.SystemManagement
{
    /// <summary>
    /// Summary description for main.
    /// </summary>
    public class LegalEntity : System.Web.UI.Page
    {
        /// <summary>
        /// 
        /// </summary>
        private string _Sorting
        {
            get
            {
                if (ViewState["Sorting"] == null) return string.Empty;

                return ViewState["Sorting"].ToString();
            }
            set { ViewState["Sorting"] = value; }
        }


        protected System.Web.UI.WebControls.Label lblRecordCount;
        protected System.Web.UI.WebControls.Label lblCurrentPageIndex;
        protected System.Web.UI.WebControls.Label lblPageCount;
        protected System.Web.UI.WebControls.ImageButton btnPageFirst;
        protected System.Web.UI.WebControls.ImageButton btnPagePrev;
        protected System.Web.UI.WebControls.ImageButton btnPageNext;
        protected System.Web.UI.WebControls.ImageButton btnPageLast;
        protected System.Web.UI.WebControls.TextBox txtPage;
        protected System.Web.UI.WebControls.ImageButton btnGotoPage;

        protected System.Web.UI.WebControls.DataGrid dgLegalEntity;

        protected System.Web.UI.WebControls.Button btnNewLegalEntity;

        protected System.Web.UI.WebControls.Label lbAddLegalEntity;
        protected System.Web.UI.WebControls.Label lbLegalEntityName;

        protected System.Web.UI.WebControls.Label lbDescription;
        protected System.Web.UI.WebControls.TextBox txtNewLegalName;
        protected System.Web.UI.WebControls.ImageButton btnNewType;
        protected System.Web.UI.HtmlControls.HtmlGenericControl span2;
        protected System.Web.UI.WebControls.CheckBox chkEnabled;
        protected System.Web.UI.WebControls.Button btnExport;
        protected System.Web.UI.WebControls.TextBox txtDescription;

        private void Page_Load(object sender, System.EventArgs e)
        {
            if (!Page.IsPostBack)
            {
                //InitializeGlobalization();
                BindLegalEntity(1);
            }
            else
            {
                this.BindLegalEntity(this._CurrentPageIndex);
            }
        }

        //private void InitializeGlobalization()
        //{
        //    this.btnNewLegalEntity.ImageUrl = "../images/b-Add.gif";

        //}

        #region Web Form Designer generated code
        override protected void OnInit(EventArgs e)
        {
            //
            // CODEGEN: This call is required by the ASP.NET Web Form Designer.
            //
            InitializeComponent();
            base.OnInit(e);
        }

        /// <summary>
        /// Required method for Designer support - do not modify
        /// the contents of this method with the code editor.
        /// </summary>
        private void InitializeComponent()
        {
            this.btnExport.Click += new EventHandler(btnExport_Click);
            this.dgLegalEntity.SortCommand += new System.Web.UI.WebControls.DataGridSortCommandEventHandler(this.dgLegalEntity_SortCommand);
            this.dgLegalEntity.ItemDataBound += new System.Web.UI.WebControls.DataGridItemEventHandler(this.dgLegalEntity_ItemDataBound);
            this.btnPageFirst.Click += new System.Web.UI.ImageClickEventHandler(this.btnPageFirst_Click);
            this.btnPagePrev.Click += new System.Web.UI.ImageClickEventHandler(this.btnPagePrev_Click);
            this.btnPageNext.Click += new System.Web.UI.ImageClickEventHandler(this.btnPageNext_Click);
            this.btnPageLast.Click += new System.Web.UI.ImageClickEventHandler(this.btnPageLast_Click);
            this.btnGotoPage.Click += new System.Web.UI.ImageClickEventHandler(this.btnGotoPage_Click);
            this.btnNewLegalEntity.Click += new EventHandler(btnNewLegalEntity_Click);
            this.Load += new System.EventHandler(this.Page_Load);

        }
        #endregion

        #region ---------- paging events ----------------
        private void btnPageFirst_Click(object sender, System.Web.UI.ImageClickEventArgs e)
        {
            this.dgLegalEntity.CurrentPageIndex = 0;
            this.BindLegalEntity(1);
        }

        private void btnPagePrev_Click(object sender, System.Web.UI.ImageClickEventArgs e)
        {
            if (_CurrentPageIndex == 1) return;
            this.dgLegalEntity.CurrentPageIndex = _CurrentPageIndex - 2;
            this.BindLegalEntity(_CurrentPageIndex - 1);
        }

        private void btnPageNext_Click(object sender, System.Web.UI.ImageClickEventArgs e)
        {
            if (_CurrentPageIndex == _PageCount) return;
            this.dgLegalEntity.CurrentPageIndex = _CurrentPageIndex;
            this.BindLegalEntity(_CurrentPageIndex + 1);
        }

        private void btnPageLast_Click(object sender, System.Web.UI.ImageClickEventArgs e)
        {
            this.dgLegalEntity.CurrentPageIndex = _PageCount - 1;
            this.BindLegalEntity(_PageCount);
        }

        private void btnGotoPage_Click(object sender, System.Web.UI.ImageClickEventArgs e)
        {
            if (this.txtPage.Text == string.Empty)
            {
                this.txtPage.Text = "1";
            }
            int gotopage = 1;
            try
            {
                gotopage = Convert.ToInt32(this.txtPage.Text);
            }
            catch { }
            int currentpage = 0;

            if (gotopage >= _PageCount)
            {
                gotopage = _PageCount;
                currentpage = gotopage - 1;
                if (currentpage < 0) currentpage = 0;
            }
            else if (gotopage <= 0)
            {
                gotopage = 1;
            }
            else
            {
                currentpage = gotopage - 1;
            }

            this.dgLegalEntity.CurrentPageIndex = currentpage;

            this.BindLegalEntity(gotopage);

            this.txtPage.Text = string.Empty;
        }

        #endregion

        #region page navigation
        private int _PageCount
        {
            get
            {
                if (ViewState["PageCount"] != null) return (int)ViewState["PageCount"];
                else
                    return 0;
            }
            set
            {
                ViewState["PageCount"] = value;
            }
        }
        private int _CurrentPageIndex
        {
            get
            {
                if (ViewState["CurrentPageIndex"] != null) return (int)ViewState["CurrentPageIndex"];
                else
                    return 0;
            }
            set
            {
                ViewState["CurrentPageIndex"] = value;
            }
        }
        private int _RowCount
        {
            get
            {
                if (ViewState["RowCount"] != null) return (int)ViewState["RowCount"];
                else
                    return 0;
            }
            set
            {
                ViewState["RowCount"] = value;
            }
        }
        private void SetPageNavi(int newPage)
        {
            if (newPage <= 1)
            {
                this.btnPageFirst.ImageUrl = BEGDC.CC.Web.UserControls.WebUtility.Path + "/images/pg_first_inact.gif";
                this.btnPagePrev.ImageUrl = BEGDC.CC.Web.UserControls.WebUtility.Path + "/images/pg_pre_inact.gif";
                this.btnPageFirst.Attributes["disabled"] = "true";
                this.btnPagePrev.Attributes["disabled"] = "true";
            }
            else
            {
                this.btnPageFirst.ImageUrl = BEGDC.CC.Web.UserControls.WebUtility.Path + "/images/pg_first.gif";
                this.btnPagePrev.ImageUrl = BEGDC.CC.Web.UserControls.WebUtility.Path + "/images/pg_pre.gif";
                this.btnPageFirst.Attributes.Remove("disabled");
                this.btnPagePrev.Attributes.Remove("disabled");
            }

            if (newPage >= _PageCount)
            {
                this.btnPageNext.ImageUrl = BEGDC.CC.Web.UserControls.WebUtility.Path + "/images/pg_next_inact.gif";
                this.btnPageLast.ImageUrl = BEGDC.CC.Web.UserControls.WebUtility.Path + "/images/pg_last_inact.gif";
                this.btnPageNext.Attributes["disabled"] = "true";
                this.btnPageLast.Attributes["disabled"] = "true";
            }
            else
            {
                this.btnPageNext.ImageUrl = BEGDC.CC.Web.UserControls.WebUtility.Path + "/images/pg_next.gif";
                this.btnPageLast.ImageUrl = BEGDC.CC.Web.UserControls.WebUtility.Path + "/images/pg_last.gif";
                this.btnPageNext.Attributes.Remove("disabled");
                this.btnPageLast.Attributes.Remove("disabled");
            }

            this.lblCurrentPageIndex.Text = newPage.ToString();
            this.lblPageCount.Text = _PageCount.ToString();
            this.lblRecordCount.Text = _RowCount.ToString();

        }

        private void SetPageCount(int count, int pageIndex)
        {
            if (count > 0)
            {
                _RowCount = count;
                _PageCount = count / this.dgLegalEntity.PageSize;
                if (count % this.dgLegalEntity.PageSize > 0) _PageCount++;

                _CurrentPageIndex = pageIndex;
                SetPageNavi(pageIndex);
            }
            else
            {
                _RowCount = count;
                _PageCount = count;
                _CurrentPageIndex = 0;
                SetPageNavi(0);
            }
        }

        #endregion

        private void BindLegalEntity(int pageIndex)
        {
            IUtility utility = AppContainer.Instance[ServiceConst.UtilityService] as IUtility;

            System.Data.DataTable allLegalEntity = utility.GetLegalEntityDataTable();

            if (this._Sorting != string.Empty)
            {
                allLegalEntity.DefaultView.Sort = this._Sorting;
            }

            this.dgLegalEntity.DataSource = allLegalEntity.DefaultView;
            this.dgLegalEntity.DataBind();


            int count = allLegalEntity.DefaultView.Count;
            SetPageCount(count, pageIndex);

        }



        void btnNewLegalEntity_Click(object sender, EventArgs e)
        {
            if (this.txtNewLegalName.Text.Trim() == string.Empty)
            {
                Page.RegisterClientScriptBlock("", "<script>alert('" + BEGDC.CC.Resource.SystemMessage.SM015 + "');</script>");
                return;
            }
            BEGDC.CC.Entity.LegalEntity legal = new BEGDC.CC.Entity.LegalEntity(this.txtNewLegalName.Text.Trim()
                , this.txtDescription.Text.Trim(), this.chkEnabled.Checked);
            IUtility utility = AppContainer.Instance[ServiceConst.UtilityService] as IUtility;
            int result = utility.AddLegalEntity(legal);
            if (result == -1)
                Page.RegisterClientScriptBlock("", "<script>alert('" + BEGDC.CC.Resource.SystemMessage.SM016 + "');</script>");
            else if (result == 0)
                Page.RegisterClientScriptBlock("", "<script>alert('" + BEGDC.CC.Resource.SystemMessage.CM002 + "');</script>");
            else
            {
                Page.RegisterClientScriptBlock("", "<script>VBAlert('" + BEGDC.CC.Resource.SystemMessage.CM001 + "');</script>");
                CCIdentity id = this.User.Identity as CCIdentity;
                BEGDC.CC.Entity.OperationLog log = new BEGDC.CC.Entity.OperationLog();
                log.Module = "DataManagement";
                Employee emp = new Employee();
                emp.Id = id.UserInfo.Id;
                log.Employee = emp;
                log.Time = System.DateTime.Now;
                log.Description = "Add new data legal entity.";
                utility.SaveOperationLog(log);
                this.BindLegalEntity(1);
            }
        }
        private void EditLegalEntity_Click(object sender, System.Web.UI.ImageClickEventArgs e)
        {
            this.BindLegalEntity(this._CurrentPageIndex);
        }

        private void dgLegalEntity_ItemDataBound(object source, System.Web.UI.WebControls.DataGridItemEventArgs e)
        {
            try
            {
                if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
                {
                    string legal = e.Item.Cells[0].Text;
                    ImageButton iblegal = (ImageButton)e.Item.FindControl("imageLegal");
                    iblegal.Click += new System.Web.UI.ImageClickEventHandler(this.EditLegalEntity_Click);
                    iblegal.Attributes.Add("onclick", "javascript:showLegalForm(" + legal + ");");
                }
            }
            catch (GDCException gdcEx)
            {
                WebUtility.Go2ErrorPage(this.Page, gdcEx.ErrorNumber);
            }
            catch (Exception ex)
            {
                WebUtility.Go2ErrorPage(this.Page, BEGDC.CC.BL.Common.ErrorCode.Other_Exception);
            }
        }

        public void dgLegalEntity_SortCommand(object source, DataGridSortCommandEventArgs e)
        {
            if (this._Sorting.IndexOf(e.SortExpression) > -1 && this._Sorting == e.SortExpression)
                this._Sorting = e.SortExpression + " desc";
            else
                this._Sorting = e.SortExpression;
            this.BindLegalEntity(this._CurrentPageIndex);

        }

        void btnExport_Click(object sender, EventArgs e)
        {
            this.dgLegalEntity.AllowPaging = false;
            this.BindLegalEntity(1);
            BEGDC.CC.Web.Control.ExportDataGridToExcel.Export(Page, this.dgLegalEntity, "LegalEntity.xls");
        }

    }
}
